national weather service

Floodwaters from Tropical Storm Harvey are likely to rise as more torrential rain pounds the U.S. Gulf Coast, where at least eight people have already been killed in Texas and tens of thousands driven from their homes, officials have said.

More than 30,000 people will need shelter as a result of the unrelenting rains and flooding of Tropical Storm Harvey overwhelming Texas, reported USA Today. 

A second person was killed on Aug. 26 as Hurricane Harvey, the most powerful storm to hit Texas in more than 50 years, roared inland, knocking out power to more than 200,000 people and threatening catastrophic flooding.

The second fatality was an elderly woman who was killed as she drove through flooded streets on Houston's west side on Aug. 26 night, a Houston police officer said.

A sticky heatwave that has gripped Greece since the start of the week will give way to thunderstorms and hail starting on Saturday night in northern parts, the national weather service, HNMS, warned on Friday.

The City of Athens and other municipal authorities around the country are keeping community centers and other air-conditioned facilities open all day to offer citizens protection from the heat wave, for as long as it lasts.

A heat wave that has seen temperatures in many parts of Greece shoot past the 35 Celsius mark will only get worse as the week wears on, meteorologists warned on Sunday.

A man inspects the damage caused by a powerful hailstorm at a small solar power park on the outskirts on Argos, in the northern Peloponnese, on Saturday. Large hailstones and strong winds brought down trees and damaged farms and other property throughout the area.

Winter Storm Stella lashed the northeastern United States with sleet and snow on March 14, cancelling thousands of flights, closing schools and shutting stores, knocking out electricity to 200,000 customers but New York and Washington escaped the worst of the weather.

Rain will fall across most of Bulgaria on Tuesday, predominantly in the country's southeast, the national weather service says.

Temperatures will be lower for most of the country, but will not fall as much as they did during the cold snap of January.

A dangerous weekend weather system killed at least 18 people in the U.S. South, with Georgia officials reporting more than a dozen deaths on Jan. 22, after severe thunderstorms and tornadoes buffeted several states.